Jewel palette
Leafy Cellar
Five jewel stops with room to breathe — #275698 grounds, #5280c2 and #6c9ce0 do the talking, #83ace6 softens, #a3c8ff lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skyjewelfive-stop
#275698
#5280c2
#6c9ce0
#83ace6
#a3c8ff
The generator opens with #275698 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.